Desertification Frontiers and the Socioeconomic Tipping Points of Dryland Livelihoods

荒漠化前沿与旱地生计的社会经济临界点

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In the Sahel, pastoralist mobility corridors have contracted by 62% since 1980 due to agricultural encroachment, fencing, and national border fortifications—disrupting centuries-old drought-coping strategies.
Household surveys across Niger show income diversification (e.g., off-farm wage labor) increases 3.7× faster in villages where communal rangeland management committees exist.

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